OT25ELMM4B

Product ID:70545
Updated: 2026/7/14
ABB OT25ELMM4B

Key Features

  • 1Ensure reliable 25A switching with durable PBT construction.
  • 2Protect systems up to 690V for enhanced operational safety.
  • 3Simplify installation with metric threaded knock-outs for easy cable entry.
  • 4Achieve IP54 protection against dust and water in harsh industrial environments.
  • 5Save panel space using the compact, color-coded light grey design.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Degree of Protection
acc. to IEC 60529 IP54
Pollution Degree
3
Product Net Width
146 mm
Product Net Height
198 mm
Product Net Depth / Length
110 mm
Product Net Weight
1.6 kg
Cable Cross-Section
0.75 ... 10 mm²
Cable Entry Position
Up/Down
Cable Outlets Per Side
2xø25.5+ø16.5 / 2xø25.5+ø16.5
Conventional Thermal Current (Ithe)
Fully Enclosed 32 A
Degree of Protection
acc. to IEC 60529 IP54
Enclosure Material
Steel sheet
Handle Color
Black
Handle Type
Selector handle
Maximum Mounted Auxiliary Contacts
2 NO, 2 NC
Mounted Auxiliary Contacts
0 NO, 0 NC
Number of Poles
4P
Pollution Degree
3
Power Loss
at Rated Operating Conditions per Pole 0.6 W
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 750 V
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 25 A (690 V) 25 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 20 A (690 V) 11 A
Rated Operational Voltage
Main Circuit 750 V
Object Classification Code
Q
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Manufacturer ID
1SCA022467R8160

Specifications may be subject to change without notice

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